Asus Republic of Gamers Strix XG259QN 24.5" HDR 380 Hz Gaming Monitor - Manual (Page 12)

1-4 Chapter 1: Product introduction
1.3.3 Other Function(s)
• HDR
The monitor supports HDR format.
When displaying HDR content, the following function(s) are not available:
ELMB/ELMB Sync, GameVisual, Shadow Boost, Brightness, Contrast, ASCR,
Blue Light Filter, Color Temp., Gamma, Saturation.